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node-red/test/nodes/core/function/89-trigger_spec.js
2020-02-24 21:17:54 +00:00

977 lines
39 KiB
JavaScript

/**
* Copyright JS Foundation and other contributors, http://js.foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
**/
var should = require("should");
var sinon = require("sinon");
var helper = require("node-red-node-test-helper");
var triggerNode = require("nr-test-utils").require("@node-red/nodes/core/function/89-trigger.js");
var Context = require("nr-test-utils").require("@node-red/runtime/lib/nodes/context");
var RED = require("nr-test-utils").require("node-red/lib/red");
describe('trigger node', function() {
beforeEach(function(done) {
helper.startServer(done);
});
function initContext(done) {
Context.init({
contextStorage: {
memory0: {
module: "memory"
},
memory1: {
module: "memory"
},
memory2: {
module: "memory"
}
}
});
Context.load().then(function () {
done();
});
}
afterEach(function(done) {
helper.unload().then(function () {
return Context.clean({allNodes: {}});
}).then(function () {
return Context.close();
}).then(function () {
helper.stopServer(done);
});
});
it("should be loaded with correct defaults", function(done) {
var flow = [{"id":"n1", "type":"trigger", "name":"triggerNode", "wires":[[]]}];
helper.load(triggerNode, flow, function() {
var n1 = helper.getNode("n1");
n1.should.have.property('name', 'triggerNode');
n1.should.have.property('op1', '1');
n1.should.have.property('op2', '0');
n1.should.have.property('op1type', 'str');
n1.should.have.property('op2type', 'str');
n1.should.have.property('extend', "false");
n1.should.have.property('units', 'ms');
n1.should.have.property('duration', 250);
done();
});
});
it("should be able to set delay in seconds", function(done) {
var flow = [{"id":"n1", "type":"trigger", "name":"triggerNode", units:"s", duration:"1", "wires":[[]]}];
helper.load(triggerNode, flow, function() {
var n1 = helper.getNode("n1");
n1.should.have.property('duration', 1000);
done();
});
});
it("should be able to set delay in minutes", function(done) {
var flow = [{"id":"n1", "type":"trigger", "name":"triggerNode", units:"min", duration:"1", "wires":[[]]}];
helper.load(triggerNode, flow, function() {
var n1 = helper.getNode("n1");
n1.should.have.property('duration', 60000);
done();
});
});
it("should be able to set delay in hours", function(done) {
var flow = [{"id":"n1", "type":"trigger", "name":"triggerNode", units:"hr", duration:"1", "wires":[[]]}];
helper.load(triggerNode, flow, function() {
var n1 = helper.getNode("n1");
n1.should.have.property('duration', 3600000);
done();
});
});
function basicTest(type, val, rval) {
it('should output 1st value when triggered ('+type+')', function(done) {
var flow = [{"id":"n1", "type":"trigger", "name":"triggerNode", op1:val, op1type:type, op2:"", op2type:"null", duration:"20", wires:[["n2"]] },
{id:"n2", type:"helper"} ];
process.env[val] = rval;
helper.load(triggerNode, flow, function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
n2.on("input", function(msg) {
try {
if (rval) {
msg.should.have.property("payload");
should.deepEqual(msg.payload, rval);
}
else {
msg.should.have.property("payload", val);
}
delete process.env[val];
done();
}
catch(err) { done(err); }
});
n1.emit("input", {payload:null});
});
});
it('should output 2st value when triggered ('+type+')', function(done) {
var flow = [{"id":"n1", "type":"trigger", "name":"triggerNode", op1:"foo", op1type:"str", op2:val, op2type:type, duration:"20", wires:[["n2"]] },
{id:"n2", type:"helper"} ];
process.env[val] = rval;
helper.load(triggerNode, flow, function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
var c = 0;
n2.on("input", function(msg) {
try {
if (c === 0) {
msg.should.have.property("payload", "foo");
c++;
}
else {
if (rval) {
msg.should.have.property("payload");
should.deepEqual(msg.payload, rval);
}
else {
msg.should.have.property("payload", val);
}
delete process.env[val];
done();
}
}
catch(err) { done(err); }
});
n1.emit("input", {payload:null});
});
});
}
basicTest("num", 10);
basicTest("str", "10");
basicTest("bool", true);
var val_json = '{ "x":"vx", "y":"vy", "z":"vz" }';
basicTest("json", val_json, JSON.parse(val_json));
var val_buf = "[1,2,3,4,5]";
basicTest("bin", val_buf, Buffer.from(JSON.parse(val_buf)));
basicTest("env", "NR-TEST", "env-val");
it('should output 1 then 0 when triggered (default)', function(done) {
var flow = [{"id":"n1", "type":"trigger", "name":"triggerNode", duration:"20", wires:[["n2"]] },
{id:"n2", type:"helper"} ];
helper.load(triggerNode, flow, function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
var c = 0;
n2.on("input", function(msg) {
try {
if (c === 0) {
msg.should.have.a.property("payload", '1');
c+=1;
}
else {
msg.should.have.a.property("payload", '0');
done();
}
}
catch(err) { done(err); }
});
n1.emit("input", {payload:null});
});
});
it('should ignore any other inputs while triggered if extend is false', function(done) {
var flow = [{"id":"n1", "type":"trigger", "name":"triggerNode", duration:"50",wires:[["n2"]] },
{id:"n2", type:"helper"} ];
helper.load(triggerNode, flow, function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
var c = 0;
var errored = false;
n2.on("input", function(msg) {
try {
if (c === 0) {
msg.should.have.a.property("payload", '1');
}
else {
msg.should.have.a.property("payload", '0');
}
c+=1;
}catch(err) {
errored = true;
done(err);
}
});
setTimeout( function() {
if (!errored) {
try {
c.should.equal(2);
done();
} catch(err) {
done(err);
}
}
},100);
n1.emit("input", {payload:null});
setTimeout( function() {
n1.emit("input", {payload:null});
},10);
setTimeout( function() {
n1.emit("input", {payload:null});
},30);
});
});
it('should handle true and false as strings and delay of 0', function(done) {
var flow = [{"id":"n1", "type":"trigger", "name":"triggerNode", op1:"true",op1type:"val",op2:"false",op2type:"val",duration:"30", wires:[["n2"]] },
{id:"n2", type:"helper"} ];
helper.load(triggerNode, flow, function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
var c = 0;
n2.on("input", function(msg) {
try {
if (c === 0) {
msg.should.have.a.property("payload", true);
c+=1;
}
else {
msg.should.have.a.property("payload", false);
done();
}
} catch(err) {
done(err);
}
});
n1.emit("input", {payload:null});
});
});
it('should handle multiple topics as one if not asked to handle', function(done) {
var flow = [{"id":"n1", "type":"trigger", "name":"triggerNode", bytopic:"all", op1:"1", op2:"0", op1type:"num", op2type:"num", duration:"30", wires:[["n2"]] },
{id:"n2", type:"helper"} ];
helper.load(triggerNode, flow, function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
var c = 0;
n2.on("input", function(msg) {
try {
c += 1;
if (c === 1) {
msg.should.have.a.property("payload", 1);
msg.should.have.a.property("topic", "A");
}
else if (c === 2) {
msg.should.have.a.property("payload", 0);
msg.should.have.a.property("topic", "A");
done();
}
} catch(err) {
done(err);
}
});
n1.emit("input", {payload:1,topic:"A"});
n1.emit("input", {payload:2,topic:"B"});
n1.emit("input", {payload:3,topic:"C"});
});
});
it('should handle multiple topics individually if asked to do so', function(done) {
var flow = [{"id":"n1", "type":"trigger", "name":"triggerNode", bytopic:"topic", op1:"1", op2:"0", op1type:"num", op2type:"num", duration:"30", wires:[["n2"]] },
{id:"n2", type:"helper"} ];
helper.load(triggerNode, flow, function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
var c = 0;
n2.on("input", function(msg) {
try {
c += 1;
if (c === 1) {
msg.should.have.a.property("payload", 1);
msg.should.have.a.property("topic", "A");
}
else if (c === 2) {
msg.should.have.a.property("payload", 1);
msg.should.have.a.property("topic", "B");
}
else if (c === 3) {
msg.should.have.a.property("payload", 1);
msg.should.have.a.property("topic", "C");
}
else if (c === 4) {
msg.should.have.a.property("payload", 0);
msg.should.have.a.property("topic", "A");
}
else if (c === 5) {
msg.should.have.a.property("payload", 0);
msg.should.have.a.property("topic", "B");
}
else if (c === 6) {
msg.should.have.a.property("payload", 0);
msg.should.have.a.property("topic", "C");
done();
}
} catch(err) {
done(err);
}
});
n1.emit("input", {payload:1,topic:"A"});
n1.emit("input", {payload:2,topic:"B"});
n1.emit("input", {payload:3,topic:"C"});
});
});
it('should handle multiple topics individually, and extend one, if asked to do so', function(done) {
var flow = [{"id":"n1", "type":"trigger", "name":"triggerNode", bytopic:"topic", extend:"true", op1:"1", op2:"0", op1type:"num", op2type:"num", duration:"30", wires:[["n2"]] },
{id:"n2", type:"helper"} ];
helper.load(triggerNode, flow, function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
var c = 0;
n2.on("input", function(msg) {
try {
c += 1;
if (c === 1) {
msg.should.have.a.property("payload", 1);
msg.should.have.a.property("topic", "A");
}
else if (c === 2) {
msg.should.have.a.property("payload", 1);
msg.should.have.a.property("topic", "B");
}
else if (c === 3) {
msg.should.have.a.property("payload", 1);
msg.should.have.a.property("topic", "C");
}
else if (c === 4) {
msg.should.have.a.property("payload", 0);
msg.should.have.a.property("topic", "A");
}
else if (c === 5) {
msg.should.have.a.property("payload", 0);
msg.should.have.a.property("topic", "C");
}
else if (c === 6) {
msg.should.have.a.property("payload", 0);
msg.should.have.a.property("topic", "B");
done();
}
} catch(err) {
done(err);
}
});
n1.emit("input", {payload:1,topic:"A"});
n1.emit("input", {payload:2,topic:"B"});
n1.emit("input", {payload:3,topic:"C"});
setTimeout( function() { n1.emit("input", {payload:2,topic:"B"})}, 20 );
});
});
it('should be able to return things from flow and global context variables', function(done) {
var spy = sinon.stub(RED.util, 'evaluateNodeProperty',
function(arg1, arg2, arg3, arg4, arg5) { if (arg5) { arg5(null, arg1) } else { return arg1; } }
);
var flow = [{"id":"n1", "type":"trigger", "name":"triggerNode", op1:"foo", op1type:"flow", op2:"bar", op2type:"global", duration:"20", wires:[["n2"]] },
{id:"n2", type:"helper"} ];
helper.load(triggerNode, flow, function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
var c = 0;
n2.on("input", function(msg) {
try {
if (c === 0) {
msg.should.have.a.property("payload", "foo");
c+=1;
}
else {
msg.should.have.a.property("payload", "bar");
RED.util.evaluateNodeProperty.restore();
done();
}
}
catch(err) { RED.util.evaluateNodeProperty.restore(); done(err); }
});
n1.emit("input", {payload:null});
});
});
it('should be able to return things from persistable flow and global context variables', function (done) {
var flow = [{"id": "n1", "type": "trigger", "name": "triggerNode", "op1": "#:(memory1)::foo", "op1type": "flow",
"op2": "#:(memory1)::bar", "op2type": "global", "duration": "20", "wires": [["n2"]], "z": "flow" },
{"id": "n2", "type": "helper"}];
helper.load(triggerNode, flow, function () {
initContext(function () {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
var c = 0;
n2.on("input", function (msg) {
try {
if (c === 0) {
msg.should.have.a.property("payload", "foo");
c += 1;
} else {
msg.should.have.a.property("payload", "bar");
done();
}
} catch (err) {
done(err);
}
});
var context = n1.context();
var flow = context.flow;
var global = context.global;
flow.set("foo", "foo", "memory1", function (err) {
global.set("bar", "bar", "memory1", function (err) {
n1.emit("input", { payload: null });
});
});
});
});
});
it('should be able to return things from multiple persistable global context variables', function (done) {
var flow = [{"id": "n1", "z": "flow", "type": "trigger",
"duration": "20", "wires": [["n2"]],
"op1": "#:(memory1)::val", "op1type": "global",
"op2": "#:(memory2)::val", "op2type": "global"
},
{"id": "n2", "type": "helper"}];
helper.load(triggerNode, flow, function () {
initContext(function () {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
var count = 0;
n2.on("input", function (msg) {
try {
if (count === 0) {
msg.should.have.a.property("payload", "foo");
}
else {
msg.should.have.a.property("payload", "bar");
}
count++;
if (count === 1) {
done();
}
}
catch (err) {
done(err);
}
});
var global = n1.context().global;
global.set("val", "foo", "memory1", function (err) {
global.set("val", "bar", "memory2", function (err) {
n1.emit("input", { payload: null });
});
});
});
});
});
it('should be able to return things from multiple persistable flow context variables', function (done) {
var flow = [{"id": "n1", "z": "flow", "type": "trigger",
"duration": "20", "wires": [["n2"]],
"op1": "#:(memory1)::val", "op1type": "flow",
"op2": "#:(memory2)::val", "op2type": "flow"
},
{"id": "n2", "type": "helper"}];
helper.load(triggerNode, flow, function () {
initContext(function () {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
var count = 0;
n2.on("input", function (msg) {
try {
if (count === 0) {
msg.should.have.a.property("payload", "foo");
}
else {
msg.should.have.a.property("payload", "bar");
}
count++;
if (count === 1) {
done();
}
}
catch (err) {
done(err);
}
});
var flow = n1.context().flow;
flow.set("val", "foo", "memory1", function (err) {
flow.set("val", "bar", "memory2", function (err) {
n1.emit("input", { payload: null });
});
});
});
});
});
it('should be able to return things from multiple persistable flow & global context variables', function (done) {
var flow = [{"id": "n1", "z": "flow", "type": "trigger",
"duration": "20", "wires": [["n2"]],
"op1": "#:(memory1)::val", "op1type": "flow",
"op2": "#:(memory2)::val", "op2type": "global"
},
{"id": "n2", "type": "helper"}];
helper.load(triggerNode, flow, function () {
initContext(function () {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
var count = 0;
n2.on("input", function (msg) {
try {
if (count === 0) {
msg.should.have.a.property("payload", "foo");
}
else {
msg.should.have.a.property("payload", "bar");
}
count++;
if (count === 1) {
done();
}
}
catch (err) {
done(err);
}
});
var context = n1.context();
var flow = context.flow;
var global = context.flow;
flow.set("val", "foo", "memory1", function (err) {
global.set("val", "bar", "memory2", function (err) {
n1.emit("input", { payload: null });
});
});
});
});
});
it('should be able to not output anything on first trigger', function(done) {
var flow = [{"id":"n1", "type":"trigger", "name":"triggerNode", op1type:"nul", op1:"true",op2:"false",op2type:"val",duration:"30", wires:[["n2"]] },
{id:"n2", type:"helper"} ];
helper.load(triggerNode, flow, function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
n2.on("input", function(msg) {
try {
msg.should.have.a.property("payload", false);
done();
} catch(err) {
done(err);
}
});
n1.emit("input", {payload:null});
});
});
it('should be able to not output anything on second edge', function(done) {
var flow = [{"id":"n1", "type":"trigger", "name":"triggerNode", op2type:"nul", op1:"true",op1type:"val", op2:"false", duration:"30", wires:[["n2"]] },
{id:"n2", type:"helper"} ];
helper.load(triggerNode, flow, function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
var c = 0;
n2.on("input", function(msg) {
try {
msg.should.have.a.property("payload", true);
c += 1;
}
catch(err) { done(err); }
});
setTimeout( function() {
c.should.equal(1); // should only have had one output.
done();
},90);
n1.emit("input", {payload:null});
});
});
it('should be able to reset correctly having not output anything on second edge', function(done) {
var flow = [{"id":"n1", "type":"trigger", "name":"triggerNode", op2type:"nul", op1:"true",op1type:"val", op2:"false", duration:"35", wires:[["n2"]] },
{id:"n2", type:"helper"} ];
helper.load(triggerNode, flow, function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
var c = 0;
n2.on("input", function(msg) {
try {
msg.should.have.a.property("payload", true);
c += 1;
}
catch(err) { done(err); }
});
setTimeout( function() {
c.should.equal(3); // should only have had one output.
done();
},300);
n1.emit("input", {payload:1});
setTimeout( function() {
n1.emit("input", {payload:2});
},100);
setTimeout( function() {
n1.emit("input", {payload:3});
},200);
});
});
it('should be able to extend the delay', function(done) {
this.timeout(5000); // add extra time for flake
var spy = sinon.stub(RED.util, 'evaluateNodeProperty',
function(arg1, arg2, arg3, arg4, arg5) { if (arg5) { arg5(null, arg1) } else { return arg1; } }
);
var flow = [{"id":"n1", "type":"trigger", "name":"triggerNode", extend:"true", op1type:"flow", op1:"foo", op2:"bar", op2type:"global", duration:"100", wires:[["n2"]] },
{id:"n2", type:"helper"} ];
helper.load(triggerNode, flow, function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
var c = 0;
n2.on("input", function(msg) {
try {
if (c === 0) {
msg.should.have.a.property("payload", "foo");
c += 1;
}
else {
msg.should.have.a.property("payload", "bar");
//console.log(Date.now() - ss);
(Date.now() - ss).should.be.greaterThan(149);
spy.restore();
done();
}
}
catch(err) { spy.restore(); done(err); }
});
var ss = Date.now();
n1.emit("input", {payload:"Hello"});
setTimeout( function() {
n1.emit("input", {payload:null});
},50);
});
});
it('should be able to extend the delay (but with no 2nd output)', function(done) {
var flow = [{"id":"n1", "type":"trigger", "name":"triggerNode", extend:"true", op1type:"pay", op2type:"nul", op1:"false", op2:"true", duration:"200", wires:[["n2"]] },
{id:"n2", type:"helper"} ];
helper.load(triggerNode, flow, function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
var c = 0;
n2.on("input", function(msg) {
try {
if (c === 0) {
msg.should.have.a.property("payload", "Hello");
c += 1;
}
else {
msg.should.have.a.property("payload", "World");
(Date.now() - ss).should.be.greaterThan(300);
done();
}
} catch(err) {
console.log(err);
done(err);
}
});
var ss = Date.now();
n1.emit("input", {payload:"Hello"});
setTimeout( function() {
n1.emit("input", {payload:"Error"});
},50);
setTimeout( function() {
n1.emit("input", {payload:"Error"});
},100);
setTimeout( function() {
n1.emit("input", {payload:"World"});
},330);
});
});
it('should be able to extend the delay and output the most recent payload', function(done) {
var flow = [{"id":"n1", "type":"trigger", "name":"triggerNode", extend:"true", op1type:"nul", op2type:"payl", op1:"false", op2:"true", duration:"60", wires:[["n2"]] },
{id:"n2", type:"helper"} ];
helper.load(triggerNode, flow, function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
var c = 0;
n2.on("input", function(msg) {
try {
msg.should.have.a.property("payload", "World");
(Date.now() - ss).should.be.greaterThan(120);
done();
}
catch(err) { done(err); }
});
var ss = Date.now();
n1.emit("input", {payload:"Hello"});
setTimeout( function() {
n1.emit("input", {payload:"Goodbye"});
},40);
setTimeout( function() {
n1.emit("input", {payload:"World"});
},80);
});
});
it('should be able output the 2nd payload', function(done) {
var flow = [{"id":"n1", "type":"trigger", "name":"triggerNode", extend:"false", op1type:"nul", op2type:"payl", op1:"false", op2:"true", duration:"50", wires:[["n2"]] },
{id:"n2", type:"helper"} ];
helper.load(triggerNode, flow, function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
var c = 0;
n2.on("input", function(msg) {
try {
if (c === 0) {
msg.should.have.a.property("payload", "Goodbye");
msg.should.have.a.property("topic", "test2");
c += 1;
}
else {
msg.should.have.a.property("payload", "World");
msg.should.have.a.property("topic", "test3");
(Date.now() - ss).should.be.greaterThan(70);
done();
}
}
catch(err) { done(err); }
});
var ss = Date.now();
n1.emit("input", {payload:"Hello", topic:"test1"});
setTimeout( function() {
n1.emit("input", {payload:"Goodbye", topic:"test2"});
},20);
setTimeout( function() {
n1.emit("input", {payload:"World", topic:"test3"});
},80);
});
});
it('should be able to apply mustache templates to payloads', function(done) {
var flow = [{"id":"n1", "type":"trigger", "name":"triggerNode", op1type:"val", op2type:"val", op1:"{{payload}}", op2:"{{topic}}", duration:"50", wires:[["n2"]] },
{id:"n2", type:"helper"} ];
helper.load(triggerNode, flow, function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
var c = 0;
n2.on("input", function(msg) {
try {
if (c === 0) {
msg.should.have.a.property("payload", "Hello");
c+=1;
}
else {
msg.should.have.a.property("payload", "World");
done();
}
}
catch(err) { done(err); }
});
n1.emit("input", {payload:"Hello",topic:"World"});
});
});
it('should handle string null as null', function(done) {
var flow = [{"id":"n1", "type":"trigger", "name":"triggerNode", op1type:"val", op2type:"pay", op1:"null", op2:"null", duration:"40", wires:[["n2"]] },
{id:"n2", type:"helper"} ];
helper.load(triggerNode, flow, function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
var c = 0;
n2.on("input", function(msg) {
try {
if (c === 0) {
msg.should.have.a.property("payload", null);
c+=1;
}
else {
msg.should.have.a.property("payload", "World");
done();
}
}
catch(err) { done(err); }
});
n1.emit("input", {payload:"World"});
});
});
it('should handle string null as null on op2', function(done) {
var flow = [{"id":"n1", "type":"trigger", "name":"triggerNode", op1type:"val", op2type:"val", op1:"null", op2:"null", duration:"40", wires:[["n2"]] },
{id:"n2", type:"helper"} ];
helper.load(triggerNode, flow, function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
var c = 0;
n2.on("input", function(msg) {
try {
if (c === 0) {
msg.should.have.a.property("payload", null);
c+=1;
}
else {
msg.should.have.a.property("payload", null);
done();
}
}
catch(err) { done(err); }
});
n1.emit("input", {payload:"null"});
});
});
it('should be able to set infinite timeout, and clear timeout', function(done) {
var flow = [{"id":"n1", "type":"trigger", "name":"triggerNode", duration:"0", extend: false, wires:[["n2"]] },
{id:"n2", type:"helper"} ];
helper.load(triggerNode, flow, function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
var c = 0;
n2.on("input", function(msg) {
try {
c += 1;
msg.should.have.a.property("payload", "1");
}
catch(err) { done(err); }
});
setTimeout( function() {
if (c === 2) { done(); }
else {
done(new Error("Too many messages received"));
}
},20);
n1.emit("input", {payload:null}); // trigger
n1.emit("input", {payload:null}); // blocked
n1.emit("input", {payload:null}); // blocked
n1.emit("input", {reset:true}); // clear the blockage
n1.emit("input", {payload:null}); // trigger
});
});
it('should be able to set infinite timeout, and clear timeout by message', function(done) {
var flow = [{"id":"n1", "type":"trigger", "name":"triggerNode", reset:"boo", duration:"0", wires:[["n2"]] },
{id:"n2", type:"helper"} ];
helper.load(triggerNode, flow, function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
var c = 0;
n2.on("input", function(msg) {
try {
c += 1;
msg.should.have.a.property("payload", "1");
}
catch(err) { done(err); }
});
setTimeout( function() {
if (c === 2) { done(); }
else {
done(new Error("Too many messages received"));
}
},20);
n1.emit("input", {payload:null}); // trigger
n1.emit("input", {payload:null}); // blocked
n1.emit("input", {payload:null}); // blocked
n1.emit("input", {payload:"foo"}); // don't clear the blockage
n1.emit("input", {payload:"boo"}); // clear the blockage
n1.emit("input", {payload:null}); // trigger
});
});
it('should be able to set infinite timeout, and clear timeout by boolean true', function(done) {
var flow = [{"id":"n1", "type":"trigger", "name":"triggerNode", reset:"true", duration:"0", wires:[["n2"]] },
{id:"n2", type:"helper"} ];
helper.load(triggerNode, flow, function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
var c = 0;
n2.on("input", function(msg) {
try {
c += 1;
msg.should.have.a.property("payload", "1");
}
catch(err) { done(err); }
});
setTimeout( function() {
if (c === 2) { done(); }
else {
done(new Error("Too many messages received"));
}
},20);
n1.emit("input", {payload:null}); // trigger
n1.emit("input", {payload:null}); // blocked
n1.emit("input", {payload:null}); // blocked
n1.emit("input", {payload:false}); // don't clear the blockage
n1.emit("input", {payload:true}); // clear the blockage
n1.emit("input", {payload:null}); // trigger
});
});
it('should be able to set infinite timeout, and clear timeout by boolean false', function(done) {
var flow = [{"id":"n1", "type":"trigger", "name":"triggerNode", reset:"false", duration:"0", wires:[["n2"]] },
{id:"n2", type:"helper"} ];
helper.load(triggerNode, flow, function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
var c = 0;
n2.on("input", function(msg) {
try {
c += 1;
msg.should.have.a.property("payload", "1");
}
catch(err) { done(err); }
});
setTimeout( function() {
if (c === 2) { done(); }
else {
done(new Error("Too many messages received"));
}
},20);
n1.emit("input", {payload:null}); // trigger
n1.emit("input", {payload:null}); // blocked
n1.emit("input", {payload:null}); // blocked
n1.emit("input", {payload:"foo"}); // don't clear the blockage
n1.emit("input", {payload:false}); // clear the blockage
n1.emit("input", {payload:null}); // trigger
});
});
it('should be able to set a repeat, and clear loop by reset', function(done) {
var flow = [{"id":"n1", "type":"trigger", "name":"triggerNode", reset:"boo", op1:"", op1type:"pay", duration:-25, wires:[["n2"]] },
{id:"n2", type:"helper"} ];
helper.load(triggerNode, flow, function() {
var n1 = helper.getNode("n1");
var n2 = helper.getNode("n2");
var c = 0;
n2.on("input", function(msg) {
c += 1;
try {
msg.should.have.property('payload','foo');
msg.payload = "bar"; // try to provoke pass by reference error
}
catch(err) { done(err); }
});
n1.emit("input", {payload:"foo"}); // trigger
n1.emit("input", {payload:"foo"}); // trigger
setTimeout( function() {
n1.emit("input", {reset:true}); // reset
},90);
setTimeout( function() {
c.should.within(2,5); // should send foo between 2 and 5 times.
done();
},180);
});
});
});